Klaus Mühlhahn (born August 19, 1963) is a German historian and sinologist who is a Professor and Vice President of the Free University of Berlin. He was awarded the John K. Fairbank Prize in 2009 for his book Criminal Justice in China: A History. In 1993 Mühlhahn received a Master's degree in Sinology from the Free University of Berlin, where he also worked as research assistant from 1993 to 2002 in the Department of Sinology. In 1998 he received his Ph.D. in Sinology.